CN214171260U - Coupling driver for hydraulic working system of electric loader - Google Patents
Coupling driver for hydraulic working system of electric loader Download PDFInfo
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- CN214171260U CN214171260U CN202120012045.6U CN202120012045U CN214171260U CN 214171260 U CN214171260 U CN 214171260U CN 202120012045 U CN202120012045 U CN 202120012045U CN 214171260 U CN214171260 U CN 214171260U
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Abstract
The utility model belongs to the technical field of engineering vehicles, and relates to a coupling driver for a hydraulic working system of an electric loader, wherein a first shaft gear is respectively arranged at the left ends of a front shell and a rear shell through a first angular contact ball bearing, a second shaft gear is connected with a first-stage driven wheel, and the second shaft gear is respectively arranged between the front shell and the rear shell through a deep groove ball bearing; the third shaft gear is respectively installed at the right ends of the front shell and the rear shell through second angular contact ball bearings, and second double-lip frame oil seals are installed at the two ends of the third shaft gear in an enclosing manner; the inner diameter of the second cylindrical shaft sleeve is sleeved on the outer diameter of the pulley shaft, the expansion connecting sleeve and the first cylindrical shaft sleeve are sequentially sleeved on the outer diameter of the pulley shaft, the spring washer and the large washer are sleeved on the inner hexagonal cylindrical head screw, and the large washer is contacted with the end part of the first cylindrical shaft sleeve; the novel hydraulic cylinder has the advantages of simple structure, few installation procedures, small assembly space, convenience in installation and maintenance, low energy consumption and cost, high continuous capability, convenience in operation, high working efficiency, wide market prospect and objective economic benefit.
Description
The technical field is as follows:
the utility model belongs to the technical field of the engineering vehicle, a coupling driver for electronic loader hydraulic pressure work system is related to, with noise elimination gear and internal spline connection trigeminy high pressure gear oil pump, the whole hydraulic system work of drive electronic loader.
Background art:
the loader is a kind of earth and stone construction machinery widely used in highway, railway, building, water and electricity, port and mine, and is mainly used for shoveling and loading soil, gravel, lime, coal and other bulk materials, and also for light shoveling and digging of ore, hard soil and other materials. At present, a loader driving control system largely adopts power for an internal combustion engine, a power transmission system is technically mature, the engine generally mainly adopts a diesel engine, the fuel consumption of the engine is large, the operating cost of the loader driven by the fuel power is continuously increased along with the continuous increase of the price of the fuel, meanwhile, the fuel can seriously pollute air, and the loader driven by the fuel can gradually not meet the requirements of the times along with the continuous enhancement of environmental protection and energy saving consciousness of people; the hydraulic torque converter has low transmission efficiency, and the average efficiency is only about 30% in general work. The existing pure electric loader transmission system adopts a transmission system combining a motor and an original double-variable (torque converter and gearbox assembly), although the transmission system has small technical difficulty, the pure electric loader of the technology has high energy consumption and poor whole cruising ability due to low efficiency of a torque converter. With the technical progress, a transfer case structure that a torque converter is cancelled is adopted by a part of pure electric loaders, and a motor is directly provided with double output ports, for example, a drive control system applied to the pure electric loader disclosed by CN201811622501.8, although the structure can avoid the problem of high overall energy consumption caused by low efficiency of the torque converter, in the working process of the overall machine, the single motor connects a front bridge and a rear bridge together through the transfer case to output the power of the overall machine, the power distribution can not be carried out through the stop or the operation of the motor in the working process of the overall machine, and the energy consumption of the overall machine is still high; and a part of power transmission systems of the pure electric loaders adopt double motors to drive front wheels and rear wheels, and the form is high in cost and complex in control, such as the transmission system and the control method of the pure electric loader disclosed in CN202010123069.9 and a drive control system applied to the pure electric loader disclosed in CN 201811622501.8. Therefore, a coupling driver for a hydraulic working system of an electric loader with a novel structure is urgently needed to be designed.
The invention content is as follows:
the utility model discloses an it is the shortcoming that the invention aim at overcoming prior art exists, seek to design and provide a coupling driver for hydraulic pressure operating system of electric loader, its structure is two-stage helical gear cylinder triaxial type, can directly link with the motor and be used for driving trigeminy high-pressure gear oil pump, realizes the normal work of the full-hydraulic operating system and the guide system of electric loader.
In order to achieve the above object, the main structure of the coupling driver for the hydraulic working system of the electric loader comprises a rear shell, a front shell, a first double-lip skeleton oil seal, a first angle contact bearing, a first shaft gear, a screw plug, a deep groove ball bearing, a second shaft gear, a first-stage driven wheel, a second angle contact ball bearing, a second double-lip skeleton oil seal, an inner hexagonal cylinder head screw, a spring washer, a large washer, a first cylinder shaft sleeve, an expansion connecting sleeve, a second cylinder shaft sleeve, a belt wheel shaft and a third shaft gear, wherein the first shaft gear is respectively installed at the left end shaft holes of the front shell and the rear shell through the first angle contact ball bearing arranged at the front end and the rear end, the first double-lip skeleton oil seal is installed at the left end shaft holes of the front shell and the rear shell, and is sleeved at the first shaft head; a second shaft gear is connected with the first-stage driven wheel, and the second shaft gear is respectively arranged at the middle shaft holes of the front shell and the rear shell through deep groove ball bearings arranged at the front end and the rear end; the third shaft gear is respectively arranged at the right-end shaft holes of the front shell and the rear shell through second angular contact ball bearings arranged at the front end and the rear end of the third shaft gear, a second double-lip frame oil seal is arranged at the shaft holes, and the second double-lip frame oil seal is sleeved at the shaft heads at the two ends of the third shaft gear; the inner diameter of the second cylindrical shaft sleeve is sleeved on the outer diameter of the pulley shaft and is positioned by a shaft shoulder, the expansion connecting sleeve and the first cylindrical shaft sleeve are sequentially sleeved on the outer diameter of the pulley shaft from front to back, the spring washer and the large washer are sleeved on the inverted hexagonal socket head cap screw and then screwed into the screw hole at the end part of the pulley shaft, and the large washer is contacted with the end part of the first cylindrical shaft sleeve.
The coupling driver for the hydraulic working system of the electric loader of the utility model also comprises a first hexagon head flange face bolt, a second hexagon head flange face bolt, an aluminum alloy outer hexagon oil pointer, a pin bush, an inner hexagon conical plug screw, a flat key, a normally closed vent plug, a vent plug seat, an inner hexagon screw with a flat washer, an oil seal, an inner hexagon cylindrical head screw, a cylindrical pin, a triple high-pressure gear pump and an outer hexagon bolt external member; the front shell and the rear shell are fastened into an integral shell through a first hexagon flange face bolt, a second hexagon flange face bolt and a pin bush, an aluminum alloy outer hexagon oil pointer is arranged at a corresponding screw hole of the front shell, and an oil seal is arranged at a corresponding screw hole on the front shell; the normally closed vent plug is arranged at the position of the vent plug seat and is fixed at a corresponding screw hole of the rear shell by an inner hexagon screw with a flat gasket; the top end of the pulley shaft is provided with an inner hexagonal socket head cap screw and a cylindrical pin, and the pulley shaft is connected with a third shaft gear through a flat key; the triple high-pressure gear pump and the rear shell are fixedly connected through an outer hexagon bolt sleeve and are used for inputting power.
Compared with the prior art, the utility model, its simple structure, the installation procedure is few, and assembly space is little, and installation easy maintenance has saved manpower and materials, has reduced energy resource consumption, the cost is reduced, very big improvement continuation of the journey ability, work is light freely, and is nimble convenient, convenient operation, effectual work efficiency that has improved realizes green, environmental protection, energy-conservation, and its market prospect is wide, and economic benefits is objective.
Description of the drawings:
fig. 1 is a top view and a cross-sectional view of the main structure of the coupling driver for the hydraulic working system of the electric loader of the present invention.
Fig. 2 is a front view of the main structure of the coupling driver for the hydraulic working system of the electric loader of the present invention.
Fig. 3 is a left side view of the main structure of the coupling driver for the hydraulic working system of the electric loader of the present invention.
Fig. 4 is a rear view of the main structure of the coupling driver for the hydraulic working system of the electric loader of the present invention.
Fig. 5 is an axonometric view of the main structure of the coupling driver for the hydraulic working system of the electric loader of the present invention.
The specific implementation mode is as follows:
the present invention will be further explained by the following embodiments with reference to the accompanying drawings.
Example (b):
the main structure of the coupling driver for the hydraulic working system of the electric loader in this embodiment includes a rear housing 1, a front housing 2, a first double-lip skeleton oil seal 3, a first angular contact bearing 4, a first shaft gear 5, a plug screw 6, a deep groove ball bearing 7, a second shaft gear 8, a first-stage driven wheel 9, a second angular contact ball bearing 10, a second double-lip skeleton oil seal 11, an inner hexagonal socket head screw 12, a spring washer 13, a large washer 14, a first cylindrical shaft sleeve 15, an expansion connecting sleeve 16, a second cylindrical shaft sleeve 17, a belt wheel shaft 18, a third shaft gear 19, a first hexagonal head flange face bolt 20, a second hexagonal head flange face bolt 21, an aluminum alloy outer hexagonal oil mark 22, a pin sleeve 23, an inner hexagonal conical plug screw 24, a flat key 25, a normally closed vent plug 26, a vent plug base 27, an inner hexagonal screw 28 with a flat washer, an oil seal 29, an inner hexagonal socket head screw 30, a first hexagonal head screw 24, a second hexagonal head seal, a second cylindrical seal, a third cylindrical seal, a fourth cylindrical seal, a sixth cylindrical seal, a fourth cylindrical seal, a sixth cylindrical seal, a fourth cylindrical seal, a sixth cylindrical seal, a sixth seal, a fourth cylindrical seal, a sixth, The front end and the rear end of the first shaft gear 5 are respectively fixedly arranged on the front shell 2 and the rear shell 1 through first angular contact bearings 4; a second shaft gear 8 is connected with a first-stage driven wheel 9, and two ends of the second shaft gear 8 are respectively installed and fixed on the front shell 2 and the rear shell 1 through deep groove ball bearings 7; the inner diameter of the second cylindrical shaft sleeve 17 is sleeved on the outer diameter of the pulley shaft 18 and positioned by a shaft shoulder, the expansion connecting sleeve 16 and the first cylindrical shaft sleeve 15 are sequentially sleeved on the outer diameter of the pulley shaft 18 from front to back, the inner hexagonal cylindrical head screw 12 is inverted, the spring washer 13 and the large washer 14 are sequentially sleeved on the thread of the inner hexagonal cylindrical head screw 12 to form a component, the component is screwed into the thread hole M10 at the end part of the pulley shaft 18 until the large washer 14 is contacted with the end part of the cylindrical shaft sleeve 15 and screwed, the inner hexagonal cylindrical head screw 30 and the cylindrical pin 31 are arranged at the corresponding hole at the top end of the pulley shaft 18, and the component is assembled into a whole and then is connected with the third shaft gear 19 through the flat key 25; two ends of the third shaft gear 19 are mounted on the corresponding parts of the front shell 2 and the rear shell 1 through second angular contact ball bearings 10; the front shell 2 and the rear shell 1 are fastened into a whole through first hexagon head flange face bolts 20, second hexagon head flange face bolts 21 and pin bushes 23; after the shell is assembled, the double-lip framework oil seal 3 is arranged at the shaft head of the first shaft gear 5, two double-lip framework oil seals 11 are arranged at the shaft heads at two ends of the third shaft gear 19, the aluminum alloy outer hexagonal oil pointer 22 is arranged at the corresponding screw hole of the front shell 2, and the oil seal 29 is screwed into the corresponding screw hole of the front shell 2; screwing the inner hexagonal conical screw plug 24 into the top of the rear shell 1, screwing the normally closed vent plug 26 into the vent plug seat 27, and fixing the normally closed vent plug at a corresponding screw hole of the rear shell by using an inner hexagonal screw and a flat gasket 28; the triple high-pressure gear pump 32 and the rear shell 1 are connected and fixed through an outer hexagon bolt sleeve 33 and input power.
This embodiment the coupling driver is connected with trigeminy high-pressure gear pump 32, and the whole hydraulic system work of drive electric loader, and concrete process is: after power is input into the speed reducer, power is transmitted to the second shaft gear 8 through teeth on the third shaft gear 19, the second shaft gear 8 and the first-stage driven wheel 9 are connected into a whole, power is transmitted to the first shaft gear 5 through the first-stage driven wheel 9, and power transmission and power output are continuously performed.
Claims (2)
1. A coupling driver for a hydraulic working system of an electric loader is characterized in that the main structure of the coupling driver comprises a rear shell, a front shell, a first double-lip framework oil seal, a first angle contact bearing, a first shaft gear, a screw plug, a deep groove ball bearing, a second shaft gear, a first-stage driven wheel, a second angle contact ball bearing, a second double-lip framework oil seal, an inner hexagonal cylinder head screw, a spring washer, a large washer, a first cylinder shaft sleeve, an expansion connecting sleeve, a second cylinder shaft sleeve, a belt wheel shaft and a third shaft gear, wherein the first shaft gear is respectively installed at the left end shaft holes of the front shell and the rear shell through the first angle contact ball bearings arranged at the front end and the rear end, the first double-lip framework oil seal is installed at the left end shaft holes of the front shell and the rear shell, and the first double-lip framework oil seal is sleeved at the gear shaft head of the first shaft; a second shaft gear is connected with the first-stage driven wheel, and the second shaft gear is respectively arranged at the middle shaft holes of the front shell and the rear shell through deep groove ball bearings arranged at the front end and the rear end; the third shaft gear is respectively arranged at the right-end shaft holes of the front shell and the rear shell through second angular contact ball bearings arranged at the front end and the rear end of the third shaft gear, a second double-lip frame oil seal is arranged at the shaft holes, and the second double-lip frame oil seal is sleeved at the shaft heads at the two ends of the third shaft gear; the inner diameter of the second cylindrical shaft sleeve is sleeved on the outer diameter of the pulley shaft and is positioned by a shaft shoulder, the expansion connecting sleeve and the first cylindrical shaft sleeve are sequentially sleeved on the outer diameter of the pulley shaft from front to back, the spring washer and the large washer are sleeved on the inverted hexagonal socket head cap screw and then screwed into the screw hole at the end part of the pulley shaft, and the large washer is contacted with the end part of the first cylindrical shaft sleeve.
2. The coupling driver for the hydraulic working system of the electric loader according to claim 1, wherein the structure further comprises a first hexagon head flange bolt, a second hexagon head flange bolt, an aluminum alloy outer hexagon oil pointer, a pin bush, an inner hexagon conical screw plug, a flat key, a normally closed type breather plug, a breather plug seat, an inner hexagon screw with a flat washer, an oil seal, an inner hexagon socket head screw, a cylindrical pin, a triple high-pressure gear pump and an outer hexagon bolt kit; the front shell and the rear shell are fastened into an integral shell through a first hexagon flange face bolt, a second hexagon flange face bolt and a pin bush, an aluminum alloy outer hexagon oil pointer is arranged at a corresponding screw hole of the front shell, and an oil seal is arranged at a corresponding screw hole on the front shell; the normally closed vent plug is arranged at the position of the vent plug seat and is fixed at a corresponding screw hole of the rear shell by an inner hexagon screw with a flat gasket; the top end of the pulley shaft is provided with an inner hexagonal socket head cap screw and a cylindrical pin, and the pulley shaft is connected with a third shaft gear through a flat key; the triple high-pressure gear pump and the rear shell are fixedly connected through an outer hexagon bolt sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120012045.6U CN214171260U (en) | 2021-01-05 | 2021-01-05 | Coupling driver for hydraulic working system of electric loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120012045.6U CN214171260U (en) | 2021-01-05 | 2021-01-05 | Coupling driver for hydraulic working system of electric loader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214171260U true CN214171260U (en) | 2021-09-10 |
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ID=77591945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120012045.6U Expired - Fee Related CN214171260U (en) | 2021-01-05 | 2021-01-05 | Coupling driver for hydraulic working system of electric loader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214171260U (en) |
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2021
- 2021-01-05 CN CN202120012045.6U patent/CN214171260U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210910 |